MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8865e4816f5f6798206a6df17cc1a4d0d4add11f2616089613ba9fb4cd50d2f3. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AgentTesla


Vendor detections: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8865e4816f5f6798206a6df17cc1a4d0d4add11f2616089613ba9fb4cd50d2f3
SHA3-384 hash: f9496ed63b620ac0990a8514b981d0a77018df1791a81d146cf9888dbf7a924ee08ba62f64e409c4f19a1232da823bd7
SHA1 hash: a31caeabb974e05bd019355651490767f81ea7f8
MD5 hash: 483b4be347d42db3e403f20fd389b17f
humanhash: five-carbon-bluebird-emma
File name:draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:960'512 bytes
First seen:2020-07-20 09:56:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:jA/o15HiPT1q9I6/kldSCGDyjpDB+okL1eWnpu4iiba/NpeOd6uJQod+ik4g8y3F:jaal0OPWlt+okL1XpUJ2VJrEloDD
Threatray 10'863 similar samples on MalwareBazaar
TLSH 0515E1C83B40940EC59E1EBA5E51CD70C370AD46F6F2E34767C26E9E297E3ABC905252
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: lasfragancias.com
Sending IP: 200.110.77.218
From: VK Finance (K. Yaser) <info@lasfragancias.com>
Subject: AW: Phone Call
Attachment: draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.xz (contains "draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.exe")

AgentTesla FTP exfil server:
ftp.rebu.co.rw:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.15337.UNOFFICIAL
Create hunting rule

Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/391278
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248026 Sample: draft SCAN SWIFT TT_1679388... Startdate: 20/07/2020 Architecture: WINDOWS Score: 100 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 Sigma detected: Capture Wi-Fi password 2->51 53 9 other signatures 2->53 8 draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 1 2->8         started        12 IYLZX5.exe 2->12         started        14 IYLZX5.exe 1 2->14         started        process3 file4 43 draft SCAN SWIFT T...09_30309679.exe.log, ASCII 8->43 dropped 69 Injects a PE file into a foreign processes 8->69 16 draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 17 14 8->16         started        21 draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 8->21         started        23 draft SCAN SWIFT TT_1679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 8->23         started        25 IYLZX5.exe 14 11 12->25         started        27 IYLZX5.exe 12->27         started        71 Antivirus detection for dropped file 14->71 73 Multi AV Scanner detection for dropped file 14->73 75 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->75 77 2 other signatures 14->77 29 IYLZX5.exe 2 14->29         started        signatures5 process6 dnsIp7 45 ftp.rebu.co.rw 104.247.74.6, 21, 30396, 31657 IMH-WESTUS United States 16->45 39 C:\Users\user\AppData\Roaming\...\IYLZX5.exe, PE32 16->39 dropped 41 C:\Users\user\...\IYLZX5.exe:Zone.Identifier, ASCII 16->41 dropped 55 Tries to harvest and steal WLAN passwords 16->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->57 59 Installs a global keyboard hook 16->59 31 netsh.exe 3 16->31         started        61 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 25->61 63 Tries to steal Mail credentials (via file access) 25->63 65 Tries to harvest and steal ftp login credentials 25->65 67 Tries to harvest and steal browser information (history, passwords, etc) 25->67 33 netsh.exe 25->33         started        file8 signatures9 process10 process11 35 conhost.exe 31->35         started        37 conhost.exe 33->37         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8865e4816f5f6798206a6df17cc1a4d0d4add11f2616089613ba9fb4cd50d2f3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 09:58:08 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rbs6jalpl5tzqidknxyxzqne2dkk3ui7eylarfqtxkp3jtkq2lzq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'853 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200720-dktef7rzra/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8865e4816f5f6798206a6df17cc1a4d0d4add11f2616089613ba9fb4cd50d2f3

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

xz a02cc4c469c4c6b7ae4fe2cc0ca7e3f35f72aae6b66cb8d6b764fea8640dfbcc

AgentTesla

Executable exe 8865e4816f5f6798206a6df17cc1a4d0d4add11f2616089613ba9fb4cd50d2f3

(this sample)

  
Dropped by
MD5 692aaf894ed067f794c3de9d9821e10b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/28901/
  
Dropped by
SHA256 a02cc4c469c4c6b7ae4fe2cc0ca7e3f35f72aae6b66cb8d6b764fea8640dfbcc

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